Weka 3.9: weka.jar \u30d5\u30a1\u30a4\u30eb\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3001\u4ee5\u4e0b\u306e\u30d1\u30b9\u306b\u914d\u7f6e\u3057\u307e\u3059\u3002
\n\/usr\/share\/java\/.<\/p>\n
GridDB 4.6: \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5f8c\u3001\u5fc5\u305aGridDB\u30af\u30e9\u30b9\u30bf\u3092\u30a2\u30af\u30c6\u30a3\u30d6\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
Weka Jar \u30d5\u30a1\u30a4\u30eb\u3092\u304a\u4f7f\u3044\u306e\u74b0\u5883\u306e CLASSPATH \u306b\u914d\u7f6e\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002GridStore\u306eJar\u30d5\u30a1\u30a4\u30eb\u3082\u540c\u69d8\u306b\u3001GridDB\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u7a3c\u50cd\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
\u3053\u306e\u4f5c\u696d\u3092\u884c\u3046\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
\n
$ export CLASSPATH=${CLASSPATH}:\/usr\/share\/java\/weka.jar\n$ export CLASSPATH=$CLASSPATH:\/usr\/share\/java\/gridstore.jar<\/code><\/pre>\n<\/div>\n\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8<\/h2>\n
\u30c7\u30e2\u30f3\u30b9\u30c8\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u305f\u3081\u306b\u3001\u30af\u30ec\u30b8\u30c3\u30c8\u30ab\u30fc\u30c9\u53d6\u5f15\u3092\u542b\u3080\u30b5\u30f3\u30d7\u30eb\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u9078\u629e\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306f\u3001\u4ee5\u4e0b\u306e\u30ea\u30f3\u30af\u304b\u3089\u5165\u624b\u53ef\u80fd\u3067\u3059\u3002\u3053\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306f9999\u500b\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306831\u500b\u306e\u5c5e\u6027\u304b\u3089\u69cb\u6210\u3055\u308c\u3066\u304a\u308a\u3001\u305d\u306e\u8a73\u7d30\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n
\n- Time<\/strong>: \u3059\u3079\u3066\u306e\u30af\u30ec\u30b8\u30c3\u30c8\u30ab\u30fc\u30c9\u6c7a\u6e08\u306e\u9593\u306b\u7d4c\u904e\u3057\u305f\u79d2\u6570\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002<\/li>\n
- V1\uff5eV28<\/strong>: \u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u4fdd\u8b77\u306e\u305f\u3081\u533f\u540d\u5316\u3055\u308c\u305f\u30af\u30ec\u30b8\u30c3\u30c8\u30ab\u30fc\u30c9\u306e\u5229\u7528\u8005\u8b58\u5225\u60c5\u5831\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002<\/li>\n
- Amount<\/strong>: \u53d6\u5f15\u91d1\u984d\u3092\u30c9\u30eb\u5efa\u3066\u3067\u6e2c\u5b9a\u3057\u307e\u3059\u3002<\/li>\n
- Class<\/strong>: \u53d6\u5f15\u306e\u7a2e\u985e\u3092\u793a\u3057\u3001\u3053\u306e\u5c5e\u6027\u306f2\u3064\u306e\u53ef\u80fd\u306a\u5024\u3092\u3068\u308a\u307e\u3059\u30020<\/strong> \u306f\u4e0d\u6b63\u3067\u306f\u306a\u3044\u30011<\/strong> \u306f\u4e0d\u6b63\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n
\u4ee5\u4e0b\u306f\u3001\u305d\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u629c\u7c8b\u3067\u3059\u3002<\/p>\n
\n
\"Time\",\"V1\",\"V2\",\"V3\",\"V4\",\"V5\",\"V6\",\"V7\",\"V8\",\"V9\",\"V10\",\"V11\",\"V12\",\"V13\",\"V14\",\"V15\",\"V16\",\"V17\",\"V18\",\"V19\",\"V20\",\"V21\",\"V22\",\"V23\",\"V24\",\"V25\",\"V26\",\"V27\",\"V28\",\"Amount\",\"Class\"\n\n0,-1.3598071336738,-0.0727811733098497,2.53634673796914,1.37815522427443,-0.338320769942518,0.462387777762292,0.239598554061257,0.0986979012610507,0.363786969611213,0.0907941719789316,-0.551599533260813,-0.617800855762348,-0.991389847235408,-0.311169353699879,1.46817697209427,-0.470400525259478,0.207971241929242,0.0257905801985591,0.403992960255733,0.251412098239705,-0.018306777944153,0.277837575558899,-0.110473910188767,0.0669280749146731,0.128539358273528,-0.189114843888824,0.133558376740387,-0.0210530534538215,149.62,\"0\"<\/code><\/pre>\n<\/div>\n\u4eca\u56de\u4f7f\u7528\u3057\u305f\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30ea\u30bd\u30fc\u30b9\u30da\u30fc\u30b8\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30ab\u30f3\u30de\u533a\u5207\u308a\u306e\u5024\u30d5\u30a1\u30a4\u30eb\u3067\u3059\u3002Java\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u51e6\u7406\u30b3\u30fc\u30c9\u306f\u3001\u307e\u305a\u30d5\u30a1\u30a4\u30eb\u30d1\u30b9\u3092\u8aad\u307f\u53d6\u308a\u3001\u30b9\u30ad\u30e3\u30ca\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308a\u3001\u4e00\u6b21\u30e1\u30e2\u30ea\u306b\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306eJava\u30b9\u30cb\u30da\u30c3\u30c8\u306f\u3001\u4e0a\u8a18\u3067\u8aac\u660e\u3057\u305f\u3053\u3068\u3092\u5b9f\u884c\u3059\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n
\n
\/\/ Handling Dataset and storage to GridDB\nFile data = new File(\"\/home\/ubuntu\/griddb\/gsSample\/creditcard.csv\");\nScanner sc = new Scanner(data); \nsc.useDelimiter(\"n\");\n\nwhile (sc.hasNext()) \/\/ Returns a boolean value \n{ \n int i = 0;\n Row row = collection.createRow();\n\n String line = sc.next();\n String columns[] = line.split(\",\");\n\n int Time = Integer.parseInt(columns[0]);\n\n float V1 = Float.parseFloat(columns[1]);\n float V2 = Float.parseFloat(columns[2]);\n float V3 = Float.parseFloat(columns[3]);\n float V4 = Float.parseFloat(columns[4]);\n float V5 = Float.parseFloat(columns[5]);\n float V6 = Float.parseFloat(columns[6]);\n float V7 = Float.parseFloat(columns[7]);\n float V8 = Float.parseFloat(columns[8]);\n float V9 = Float.parseFloat(columns[9]);\n float V10 = Float.parseFloat(columns[10]);\n float V11 = Float.parseFloat(columns[11]);\n float V12 = Float.parseFloat(columns[12]);\n float V13 = Float.parseFloat(columns[13]);\n float V14 = Float.parseFloat(columns[14]);\n float V15 = Float.parseFloat(columns[15]);\n float V16 = Float.parseFloat(columns[16]);\n float V17 = Float.parseFloat(columns[17]);\n float V18 = Float.parseFloat(columns[18]);\n float V19 = Float.parseFloat(columns[19]);\n float V20 = Float.parseFloat(columns[20]);\n float V21 = Float.parseFloat(columns[21]);\n float V22 = Float.parseFloat(columns[22]);\n float V23 = Float.parseFloat(columns[23]);\n float V24 = Float.parseFloat(columns[24]);\n float V25 = Float.parseFloat(columns[25]);\n float V26 = Float.parseFloat(columns[26]);\n float V27 = Float.parseFloat(columns[27]);\n float V28 = Float.parseFloat(columns[28]);\n\n int Amount = Integer.parseInt(columns[29]);\n int Class = Integer.parseInt(columns[30]);\n\n row.setInteger(0,i);\n row.setInteger(1, Time);\n\n row.setFloat(2, V1);\n row.setFloat(3, V2);\n row.setFloat(4, V3);\n row.setFloat(5, V4);\n row.setFloat(6, V5);\n row.setFloat(7, V6);\n row.setFloat(8, V7);\n row.setFloat(9, V8);\n row.setFloat(10, V9);\n row.setFloat(11, V10);\n row.setFloat(12, V11);\n row.setFloat(13, V12);\n row.setFloat(14, V13);\n row.setFloat(15, V14);\n row.setFloat(16, V15);\n row.setFloat(17, V16);\n row.setFloat(18, V17);\n row.setFloat(19, V18);\n row.setFloat(20, V19);\n row.setFloat(21, V20);\n row.setFloat(22, V21);\n row.setFloat(23, V22);\n row.setFloat(24, V23);\n row.setFloat(25, V24);\n row.setFloat(26, V25);\n row.setFloat(27, V26);\n row.setFloat(28, V27);\n row.setFloat(29, V28);\n row.setFloat(30, V28);\n\n row.setInteger(31,Amount);\n row.setInteger(32,Class);\n\n rowList.add(row);\n\n i++;\n}<\/code><\/pre>\n<\/div>\n\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u30fb\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u305f\u3089\u3001\u6b21\u306eJava\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u51e6\u7406\u306b\u4f7f\u7528\u3057\u305f\u30b9\u30ad\u30e3\u30ca\u3092\u9589\u3058\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n
\n
sc.close();<\/code><\/pre>\n<\/div>\n\u3053\u306e\u6c7a\u5b9a\u6728\u306f\u3001\u4e0d\u6b63\u3068\u601d\u308f\u308c\u308b\u30af\u30ec\u30b8\u30c3\u30c8\u30ab\u30fc\u30c9\u53d6\u5f15\u3092\u4e88\u6e2c\u3059\u308b\u305f\u3081\u306b\u5b9f\u88c5\u3055\u308c\u307e\u3059\u3002\u4ee5\u4e0b\u3067\u306f\u3001Java\u3067\u8a18\u8ff0\u3055\u308c\u305f\u6c7a\u5b9a\u6728\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u5b9f\u88c5\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n
\u6c7a\u5b9a\u6728\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306eJava\u306b\u3088\u308b\u5b9f\u88c5<\/h2>\n
Weka\u30d1\u30c3\u30b1\u30fc\u30b8\u306e J48<\/strong> \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u4f7f\u3063\u3066\u3001\u6c7a\u5b9a\u6728\u3092\u5b9f\u88c5\u3057\u307e\u3059\u3002\u751f\u6210\u3055\u308c\u305f\u6c7a\u5b9a\u6728\u306f C4.5<\/strong> \u6c7a\u5b9a\u6728\u3068\u547c\u3070\u308c\u3001\u5208\u308a\u8fbc\u307f\u3068\u5208\u308a\u8fbc\u307f\u89e3\u9664\u304c\u53ef\u80fd\u3067\u3059\u3002\u5b9f\u88c5\u4f5c\u696d\u3092\u958b\u59cb\u3059\u308b\u305f\u3081\u306b\u3001\u307e\u305a\u306f\u5fc5\u8981\u306a\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u3059\u3079\u3066\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u3053\u3068\u304b\u3089\u59cb\u3081\u307e\u3059\u3002<\/p>\n\u4ee5\u4e0b\u306b\u3001\u6c7a\u5b9a\u6728\u306e\u5b9f\u88c5\u306b\u4f7f\u7528\u3057\u305f\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u4e00\u89a7\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n
\n
import weka.core.Instances;\nimport weka.core.converters.ConverterUtils.DataSource;\nimport weka.classifiers.trees.J48;\nimport weka.classifiers.Evaluation;<\/code><\/pre>\n<\/div>\n\u3053\u306e\u6c7a\u5b9a\u6728\u306foptions\u5f15\u6570\u3067\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001\u6c7a\u5b9a\u6728\u304c\u591a\u304f\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u53d7\u3051\u5165\u308c\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306b\u5b9f\u65bd\u53ef\u80fd\u306a\u3001\u4e00\u9023\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u5909\u66f4\u3067\u3059\u3002<\/p>\n
\u3053\u308c\u3089\u306e\u8a2d\u5b9a\u3092\u5909\u66f4\u3059\u308b\u305f\u3081\u306eJava\u30b3\u30fc\u30c9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n
\n
String[] options = new String[4];\noptions[0] = \"-C\";\noptions[1] = \"0.25\";\noptions[2] = \"-M\"; \noptions[3] = \"30\";<\/code><\/pre>\n<\/div>\n\u30a4\u30f3\u30dd\u30fc\u30c8\u30d1\u30c3\u30b1\u30fc\u30b8<\/h2>\n
Java\u3092\u4f7f\u3063\u3066\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u78ba\u5b9f\u306b\u51e6\u7406\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u4e00\u9023\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u5fc5\u8981\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u3001\u79c1\u305f\u3061\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u304a\u3051\u308b\u4fdd\u7ba1\u5834\u6240\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b\u4e88\u5b9a\u3067\u3059\u3002\u6700\u521d\u306b\u30a4\u30f3\u30dd\u30fc\u30c8\u3055\u308c\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u3001ArrayList<\/strong> \u3068 List<\/strong> \u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u3059\u3002<\/p>\n\n
import java.util.ArrayList;\nimport java.util.List;<\/code><\/pre>\n<\/div>\n\u3055\u3089\u306b\u3001GridDB<\/strong> \u30b9\u30c8\u30a2\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u306b\u3001Properties<\/strong> \u3068 Random<\/strong> \u3068\u3044\u30462\u3064\u306e\u8ffd\u52a0\u30e9\u30a4\u30d6\u30e9\u30ea\u30fc\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n
import java.util.Properties;\nimport java.util.Random;<\/code><\/pre>\n<\/div>\n\u6b21\u306b\u3001GridDB<\/strong> \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u3002<\/p>\n\n
import com.toshiba.mwcloud.gs.Collection;\nimport com.toshiba.mwcloud.gs.ColumnInfo;\nimport com.toshiba.mwcloud.gs.Container;\nimport com.toshiba.mwcloud.gs.ContainerInfo;\nimport com.toshiba.mwcloud.gs.GSType;\nimport com.toshiba.mwcloud.gs.GridStore;\nimport com.toshiba.mwcloud.gs.GridStoreFactory;\nimport com.toshiba.mwcloud.gs.Query;\nimport com.toshiba.mwcloud.gs.Row;\nimport com.toshiba.mwcloud.gs.RowSet;<\/code><\/pre>\n<\/div>\n\u6700\u5f8c\u306b\u3001CreditCard<\/strong> CSV \u30d5\u30a1\u30a4\u30eb\u3092\u64cd\u4f5c\u3059\u308b\u305f\u3081\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n\n
import java.io.IOException;\nimport java.util.Scanner;\nimport java.io.File;\nimport java.io.BufferedReader;\nimport java.io.FileReader;<\/code><\/pre>\n<\/div>\nGridDB\u306b\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080<\/h2>\n
\u30af\u30ec\u30b8\u30c3\u30c8\u30ab\u30fc\u30c9\u306e\u30c7\u30fc\u30bf\u3092 GridDB<\/strong> \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\u3001\u3042\u3089\u304b\u3058\u3081\u5b9a\u7fa9\u3055\u308c\u305f\u30b5\u30fc\u30d0\u30fc\u3078\u306e\u63a5\u7d9a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u3059\u308b\u3053\u3068\u304b\u3089\u59cb\u3081\u307e\u3059\u3002\u307e\u305f\u3001getInstance()<\/strong>\u30e1\u30bd\u30c3\u30c9\u3092\u7528\u3044\u3066\u3001GridStore<\/strong>\u30af\u30e9\u30b9\u3092\u521d\u671f\u5316\u3057\u307e\u3059\u3002<\/p>\n\n
\/\/ Manage connection to GridDB\nProperties prop = new Properties();\n \nprop.setProperty(\"notificationAddress\", \"239.0.0.1\");\nprop.setProperty(\"notificationPort\", \"31999\");\nprop.setProperty(\"clusterName\", \"cluster\");\nprop.setProperty(\"database\", \"public\");\nprop.setProperty(\"user\", \"admin\");\nprop.setProperty(\"password\", \"admin\");\n\n\/\/ Get Store and Container\nGridStore store = GridStoreFactory.getInstance().getGridStore(prop);\nstore.getContainer(\"newContainer\");\nString containerName = \"mContainer\";<\/code><\/pre>\n<\/div>\n\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u305f\u3089\u3001\u307e\u305a\u306f\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u304b\u3089\u30ab\u30e9\u30e0\u3092\u62bd\u51fa\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001add() \u30e1\u30bd\u30c3\u30c9\u3067\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\n
\/\/ Define container schema and columns\nContainerInfo containerInfo = new ContainerInfo();\nList<columninfo> columnList = new ArrayList<columninfo>();\n\ncolumnList.add(new ColumnInfo(\"key\", GSType.INTEGER));\ncolumnList.add(new ColumnInfo(\"Time\", GSType.INTEGER));\n\ncolumnList.add(new ColumnInfo(\"V1\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V2\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V3\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V4\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V5\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V6\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V7\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V8\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V9\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V10\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V11\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V12\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V13\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V14\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V15\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V16\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V17\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V18\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V19\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V20\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V21\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V22\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V23\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V24\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V25\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V26\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V27\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"V28\", GSType.FLOAT));\n\ncolumnList.add(new ColumnInfo(\"Amount\", GSType.FLOAT));\ncolumnList.add(new ColumnInfo(\"Class\", GSType.INTEGER));\n\ncontainerInfo.setColumnInfoList(columnList);\ncontainerInfo.setRowKeyAssigned(true);<\/code><\/pre>\n<\/div>\nGridDB\u306b\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b<\/h2>\n
Java\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3067\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u51e6\u7406\u3057\u305f\u3089\u3001\u6b21\u306f\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u9577\u671f\u4fdd\u5b58\u3059\u308b\u4f5c\u696d\u306b\u79fb\u308a\u307e\u3059\u3002\u3053\u3053\u3067GridDB<\/strong>\u304c\u975e\u5e38\u306b\u4fbf\u5229\u306b\u306a\u308a\u307e\u3059\u3002\u5404\u30ab\u30e9\u30e0\u3092\u3042\u3089\u304b\u3058\u3081\u5b9a\u7fa9\u3055\u308c\u305f\u884c\u306b\u4fdd\u5b58\u3057\u3066\u304a\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\u305d\u306e\u4f5c\u696d\u3092\u884c\u3046\u305f\u3081\u306b\u3001\u4ee5\u4e0b\u306eJava\u30b3\u30fc\u30c9\u30b9\u30cb\u30da\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n
\n
row.setInteger(0,i);\nrow.setInteger(1, Time);\n\nrow.setFloat(2, V1);\nrow.setFloat(3, V2);\nrow.setFloat(4, V3);\nrow.setFloat(5, V4);\nrow.setFloat(6, V5);\nrow.setFloat(7, V6);\nrow.setFloat(8, V7);\nrow.setFloat(9, V8);\nrow.setFloat(10, V9);\nrow.setFloat(11, V10);\nrow.setFloat(12, V11);\nrow.setFloat(13, V12);\nrow.setFloat(14, V13);\nrow.setFloat(15, V14);\nrow.setFloat(16, V15);\nrow.setFloat(17, V16);\nrow.setFloat(18, V17);\nrow.setFloat(19, V18);\nrow.setFloat(20, V19);\nrow.setFloat(21, V20);\nrow.setFloat(22, V21);\nrow.setFloat(23, V22);\nrow.setFloat(24, V23);\nrow.setFloat(25, V24);\nrow.setFloat(26, V25);\nrow.setFloat(27, V26);\nrow.setFloat(28, V27);\nrow.setFloat(29, V28);\nrow.setFloat(30, V28);\n\nrow.setInteger(31,Amount);\nrow.setInteger(32,Class);\n\nrowList.add(row);<\/code><\/pre>\n<\/div>\nGridDB\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u5909\u66f4\u3092\u30b3\u30df\u30c3\u30c8\u3059\u308b\u306b\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u884c\u3092\u5f15\u6570\u306b\u3068\u308bput()<\/strong>\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\u3053\u306e\u4f5c\u696d\u3092\u884c\u3046\u305f\u3081\u306b\u3001\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n
\n
collection.put(rowList);<\/code><\/pre>\n<\/div>\nGridDB\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u3002<\/h2>\n
\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u3042\u308b\u5e97\u8217\u30c7\u30fc\u30bf\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u3001SELECT<\/strong> \u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u3001\u5fc5\u8981\u306a\u884c\u3068\u5217\u3092 GridDB<\/strong> \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u53d6\u5f97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\u4ee5\u4e0b\u306f\u3001\u4e0a\u8a18\u306e\u30bf\u30b9\u30af\u3092\u5b9f\u884c\u3059\u308b\u30b3\u30fc\u30c9\u30b9\u30cb\u30da\u30c3\u30c8\u3067\u3059\u3002<\/p>\n
\n
Query<row> query = container.query(\"SELECT * \");\nRowSet<row> rs = query.fetch();<\/code><\/pre>\n<\/div>\nJava\u306b\u3042\u308bprintln()<\/strong>\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u3092\u8868\u793a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u4f5c\u696d\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n
\/\/ Print GridDB data\nwhile (rs.hasNext()) {\n Row row = rs.next();\n\n System.out.println(\" Row=\" + row);\n}<\/code><\/pre>\n<\/div>\n\u30c7\u30b7\u30b8\u30e7\u30f3\u30c4\u30ea\u30fc\u306e\u69cb\u7bc9<\/h2>\n
\u30c7\u30fc\u30bf\u304cGridDB<\/strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u5b89\u5168\u306b\u4fdd\u5b58\u3055\u308c\u305f\u3053\u3068\u3092\u78ba\u8a8d\u3057\u305f\u5f8c\u3001\u6c7a\u5b9a\u6728\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u5b9f\u884c\u3057\u3001Java\u3092\u4f7f\u3063\u3066\u30e2\u30c7\u30eb\u306e\u7cbe\u5ea6\u3092\u6c7a\u5b9a\u3059\u308b\u51e6\u7406\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 Java\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f\u3001Instances()<\/strong>\u3068\u3044\u3046\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u3001\u30c7\u30fc\u30bf\u3092\u9069\u5207\u306a\u6a5f\u68b0\u5b66\u7fd2\u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u306b\u5909\u63db\u3057\u3001\u305d\u308c\u3092\u4f7f\u3063\u3066\u6c7a\u5b9a\u6728\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\u305d\u306e\u4f5c\u696d\u3092\u884c\u3046\u306b\u306f\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n
\n
BufferedReader bufferedReader= new BufferedReader(new FileReader(res));\nInstances datasetInstances= new Instances(bufferedReader);<\/code><\/pre>\n<\/div>\n\u30c7\u30fc\u30bf\u3092\u3059\u3050\u306b\u4f7f\u3048\u308b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306b\u5909\u63db\u3057\u3066\u6e96\u5099\u304c\u3067\u304d\u305f\u3089\u3001buildClassifer()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u6a5f\u68b0\u5b66\u7fd2\u30e2\u30c7\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u6b21\u306e\u30e2\u30c7\u30eb\u306f\u3001\u6c7a\u5b9a\u6728\u306e\u69cb\u7bc9\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n
\n
mytree.buildClassifier(datasetInstances);<\/code><\/pre>\n<\/div>\n\u6a5f\u68b0\u5b66\u7fd2\u30e2\u30c7\u30eb\u3092\u5b9f\u884c\u3057\u305f\u5f8c\u3001\u305d\u306e\u7cbe\u5ea6\u3092\u6c7a\u5b9a\u3059\u308b\u305f\u3081\u306b\u3001\u30e2\u30c7\u30eb\u304c\u6b63\u3057\u304f\u52d5\u4f5c\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002 \u3053\u308c\u3089\u306e\u4f5c\u696d\u306f\u3001\u30af\u30ed\u30b9\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30e2\u30c7\u30eb\u4e2d\u306b\u9054\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\n
Evaluation eval = new Evaluation(datasetInstances); \neval.crossValidateModel(mytree, datasetInstances, 10, new Random(1));<\/code><\/pre>\n<\/div>\n\u30b3\u30fc\u30c9\u306e\u6700\u5f8c\u306e\u884c\u3067\u3001\u30c7\u30fc\u30bf\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306b\u5bfe\u3057\u3066\u30af\u30ed\u30b9\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u7279\u306b\u9650\u3089\u308c\u305f\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3067\u8a08\u7b97\u3059\u308b\u305f\u3081\u3001\u504f\u308a\u306e\u306a\u3044\u7d50\u679c\u3092\u5f97\u308b\u305f\u3081\u306b\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u304c\u7570\u306a\u308b\u65b9\u6cd5\u3067\u5206\u5272\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n
\u6700\u5f8c\u306b\u3001\u4eca\u56de\u306e\u30e2\u30c7\u30eb\u306e\u6982\u8981\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5370\u5237\u3057\u307e\u3059\u3002<\/p>\n
\n
System.out.println(eval.toSummaryString(\"n === Summary === n\", true));<\/code><\/pre>\n<\/div>\n\u30b3\u30fc\u30c9\u306e\u30b3\u30f3\u30d1\u30a4\u30eb\u3068\u5b9f\u884c<\/h2>\n
\u30b3\u30fc\u30c9\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3066\u5b9f\u884c\u3059\u308b\u306b\u306f\u3001\u307e\u305a\u3001gsSample\/<\/strong> \u306b\u3042\u308b FraudulentTransactions.java<\/strong> \u30d5\u30a1\u30a4\u30eb\u3092\u63a2\u3059\u3053\u3068\u304b\u3089\u59cb\u3081\u307e\u3059\u3002\u30d5\u30a9\u30eb\u30c0\u304c\u898b\u3064\u304b\u3063\u305f\u3089\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3066\u3001Java\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3057\u3001\u7d50\u679c\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n
~\/griddb$ javac gsSample\/FraudulentTransactions.java\n~\/griddb$ java gsSample\/FraudulentTransactions.java<\/code><\/pre>\n<\/div>\n\u7d50\u8ad6<\/h2>\n
Java\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u7528\u3044\u3066\u6c7a\u5b9a\u6728\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3067\u4f5c\u6210\u3057\u305f\u7d50\u679c\u306e\u6982\u8981\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n
\n
=== Summary ===\n\nCorrelation coefficient 0.7445\nMean absolute error 0.0009\nRoot mean squared error 0.0296\nRelative absolute error 25.4503 %\nRoot relative squared error 71.3443 %<\/code><\/pre>\n<\/div>\n\u5b9f\u8a3c\u3057\u305f\u3088\u3046\u306b\u3001\u6c7a\u5b9a\u6728\u306f\u30af\u30ec\u30b8\u30c3\u30c8\u30ab\u30fc\u30c9\u306e\u4e0d\u6b63\u53d6\u5f15\u3092\u5206\u985e\u3059\u308b\u969b\u306b\u300171.34%<\/strong>\u306e\u7cbe\u5ea6\u3068\u3044\u3046\u7d50\u679c\u3092\u51fa\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u30e2\u30c7\u30eb\u306e\u7cbe\u5ea6\u3092\u4e0a\u3052\u3001\u3088\u308a\u826f\u3044\u7cbe\u5ea6\u3092\u9054\u6210\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u30b5\u30a4\u30ba\u3092\u5927\u304d\u304f\u3057\u3066\u3001\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u7570\u306a\u308b\u4e0d\u6b63\u53d6\u5f15\u3092\u5b66\u7fd2\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u304c\u671b\u307e\u3057\u3044\u3067\u3059\u3002<\/p>\n\u30af\u30a8\u30ea<\/strong>\u3001\u30b3\u30f3\u30c6\u30ca<\/strong>\u3001\u304a\u3088\u3073GridDB<\/strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5fc5\u305a\u7d42\u4e86\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n
query.close();\ncontainer.close();\nstore.close();<\/code><\/pre>\n<\/div>\n \u30d5\u30eb\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306f\u3053\u3061\u3089 <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"\u4eca\u65e5\u3001\u91d1\u878d\u306e\u4e16\u754c\u3067\u306f\u3001\u91d1\u878d\u30c7\u30fc\u30bf\u304c\u65b0\u3057\u3044\u901a\u8ca8\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u307e\u3059\u307e\u3059\u62e1\u5927\u3059\u308b\u91d1\u878d\u30c7\u30fc\u30bf\u3092\u5f93\u6765\u306e\u7d71\u8a08\u7684\u624b\u6cd5\u3067\u51e6\u7406\u3059\u308b\u3053\u3068\u306f\u96e3\u3057\u304f\u306a\u3063\u3066\u304d\u3066\u3044\u307e\u3059\u3002\u6a5f\u68b0\u5b66\u7fd2\u306f\u3001\u4f01\u696d\u4fa1\u5024\u3084\u682a\u4fa1\u3001\u3042\u308b\u3044\u306f\u91d1\u878d\u8a50\u6b3a\u306e\u691c\u51fa\u3068\u3044\u3063\u305f\u5f62\u3067\u91d1\u878d\u30c7 […]<\/p>\n","protected":false},"author":41,"featured_media":49367,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1005],"tags":[],"class_list":["post-50820","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-1005"],"acf":[],"yoast_head":"\n
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